OverviewSupport and operate Windows and Linux workloads on AWS across UAT and Production, focusing on daily operations, troubleshooting, and maintaining a secure, stable cloud environment.
ResponsibilitiesProvide Level 2 support for Windows Server (2016/2019/2022) and Linux (RHEL, Amazon Linux, Ubuntu)Perform troubleshooting, service restarts, performance monitoring, and log analysisManage core services:Windows: AD, DNS, GPO, WSUSLinux: systemd, cron, filesystem, package management (yum/apt)Handle incidents, problems, and service requests via ITSM toolsSupport AWS services: EC2, EBS, S3, Systems Manager (SSM), CloudWatchPerform instance provisioning, validation, start/stop, resizing, snapshots, and recoveryEnsure operational readiness for UAT and Production environmentsSupport networking components: VPCs, subnets, route tables, security groupsTroubleshoot connectivity, firewall, and load balancer (NLB) issuesWork with network teams to validate connectivity and perform testingSupport security and compliance: CIS hardening, vulnerability remediation, IAM rolesAssist with endpoint protection tools and audit/compliance activitiesPerform OS patching using WSUS, SCCM, yum, apt, and SSM Patch ManagerUse PowerShell, Bash, and AWS CLI for automation and remediationParticipate in maintenance windows and on-call rotationsMaintain runbooks, SOPs, and knowledge articlesSupport transition from project delivery to steady-state operations
Requirements:5+ years hands on experience in Windows/Linux OS support2+ years supporting workloads on AWS.Experience in enterprise or regulated environmentWindows Server administration (2016/2019/2022)Linux administration (RHEL / Amazon Linux / Ubuntu)AWS: EC2, EBS, S3, IAM, Systems Manager (SSM), CloudWatchNetworking fundamentals: VPCs, security groups, routing, load balancers (NLB)Scripting: PowerShell and BashStrong troubleshooting and incident managementGood communication and teamworkProcess-driven with attention to documentationProactive mindset and willingness to learn
Preferred Certifications:AWS Certified SysOps Administrator- AssociateAWS Certified Solutions Architect- AssociateMicrosoft Windows Server / Hybrid Administrator certificationLinux certification (RHCSA or equivalent)ITIL Foundation (v3/v4)
If you are keen, please email your updated resume to daisylyn.jocson@tg-hr.comEA License no.14C7275/Registration no. R1434860Please take note that only shortlisted candidate will be contacted. Thank you.